Pith Number

pith:237A5RTX

pith:2025:237A5RTXXEAORXSC5PSLKRRD3W

not attested not anchored not stored refs pending

TPTP World Infrastructure for Non-classical Logics

Alexander Steen, Geoff Sutcliffe

arxiv:2508.09318 v1 · 2025-08-12 · cs.LO · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{237A5RTXXEAORXSC5PSLKRRD3W}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Same Formulas, Different Semantics: Do Language Models Follow Modal Logic Specifications?

Receipt and verification

First computed	2026-07-05T11:53:12.469655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6fe0ec677b900e8de42ebe4b54623dd9f04210b2a742ae2acbefbf1468bdd70

Aliases

arxiv: 2508.09318 · arxiv_version: 2508.09318v1 · doi: 10.48550/arxiv.2508.09318 · pith_short_12: 237A5RTXXEAO · pith_short_16: 237A5RTXXEAORXSC · pith_short_8: 237A5RTX

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/237A5RTXXEAORXSC5PSLKRRD3W \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: d6fe0ec677b900e8de42ebe4b54623dd9f04210b2a742ae2acbefbf1468bdd70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d311d30ef6782d4b1e74e9c0a199a878aa97b64f3c8c62986ceb3231a6abcfe",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2025-08-12T20:05:52Z",
    "title_canon_sha256": "5d2fa341a134e2e0d6a0a8f863deb8e1c117530b5bac7aa2dd8f0475cec94e0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.09318",
    "kind": "arxiv",
    "version": 1
  }
}